Hanna Instruments HI7032L 1382 mg/L (ppm) TDS Calibration Solution (500 mL)

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Hanna InstrumentsSKU: BF-72303

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Hanna Instruments HI7032L 1382 mg/L (ppm) TDS Calibration Solution (500 mL)

Precision Calibration • Laboratory-Grade Accuracy • NIST Traceable

The Hanna Instruments HI7032L is a premium 1382 mg/L (ppm) TDS calibration solution engineered for precise calibration of TDS meters used in laboratory, industrial, hydroponic, environmental, and water treatment applications. Prepared using NIST-traceable potassium chloride (KCl) and produced under strict ISO 3696/BS3978 quality standards, this calibration solution ensures your total dissolved solids measurements remain accurate, stable, and dependable.

With a long 5-year shelf life, tamper-proof sealed packaging, and printed temperature correction charts on every bottle, HI7032L delivers professional-quality calibration for users who demand consistency and reliability.

Why Choose HI7032L Calibration Solution?

✔ Accurate 1382 mg/L (ppm) TDS Standard

Standardized at 25°C, this calibration value is ideal for a wide range of TDS meters and applications—especially water quality monitoring and hydroponic nutrient management.

✔ NIST Traceable for Maximum Confidence

Prepared using:

  • Potassium chloride NIST 2202 SRM
  • Certified Class A glassware
  • Weight-checked balances
  • Certified, high-precision thermometers

This ensures laboratory-grade precision for professional testing.

✔ Temperature Chart Printed on Each Bottle

Every bottle includes a detailed µS/cm reference chart for easy temperature compensation—ensuring your readings remain accurate regardless of environmental conditions.

✔ Air-Tight, Tamper-Proof Packaging

To maintain purity and prevent contamination, each bottle includes:

  • A hermetically sealed cap
  • Lot number
  • Clear expiration date
  • 5-year unopened shelf life

This guarantees long-lasting reliability and quality.

Key Features

✔ Premium 1382 mg/L (ppm) Calibration Standard

Ideal for conductivity/TDS meters used in water labs, hydroponics, aquaculture, and industrial processes.

✔ Certified Accuracy & Stability

Manufactured according to ISO requirements for analytical-grade reference solutions.

✔ Long Shelf Life

Special formulation ensures up to 5 years of stability when unopened.

✔ Trusted Worldwide

Hanna Instruments is a global leader in electrochemical measurement solutions, and their calibration fluids set the industry standard.

Product Details

Name 1382 mg/L (ppm) TDS Calibration Solution
Size 500 mL
Package Bottle
TDS Value @ 25°C 1382 mg/L (ppm)
Certificate of Analysis No
Shelf Life 5 years (unopened)
Use Calibration of TDS and conductivity meters


Why Calibration Matters

Accurate TDS readings are essential for:

  • Hydroponic nutrient dosing
  • Drinking water testing
  • Wastewater treatment
  • Laboratory research
  • Aquaculture & aquariums
  • Environmental monitoring

Using HI7032L ensures your instrument’s readings remain consistent, traceable, and scientifically reliable.

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